I wanted graphics for my writing, something that belonged to the same visual system as the rest of my site: geometric, slightly imperfect, and recognizable from one article to the next. So I did what any respectable nerd would do in 2026: I built an app with one purpose, and an audience of one.
Keep readingGood infrastructure should match the problem it's solving. This migration was less about hosting and more about choosing the smallest system that could do the job.
Keep readingpi-subagents is a workflow I built around a simple belief: the interface with AI is a spec, not a prompt. It makes agents understand, plan, build, and validate work — while keeping judgment where it belongs: with you.
Keep readingI run three AI coding agents. I didn’t trust any of them with my machine, so I built a container sandbox that gives each one only the access it needs. This is what changed.
Keep readingThe header on sergimeseguer.com isn't decoration. It's a statement.
Keep readingI'm looking for the next team where I can help shape technical direction, engineering culture, team capability, and product delivery. I enjoy conversations about product thinking, AI-assisted development workflows, and the craft of building teams and systems that ship well. I also experiment with hardware and personal tools on the side. Barcelona-based, working remotely across time zones.
Much of the work is deciding what matters.
Let's talk.